Issue 9315032: ARM: Use ubfx and movw instructions to avoid a PC-relative load on

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Issue 9315032: ARM: Use ubfx and movw instructions to avoid a PC-relative load on

Created:
8 years, 10 months ago by Erik Corry

Modified:
8 years, 10 months ago

Reviewers:

CC:
v8-dev

Base URL:
http://v8.googlecode.com/svn/branches/bleeding_edge/

Visibility:
Public.

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Description

ARM: Use ubfx and movw instructions to avoid a PC-relative load on map checks. This is just a proof of concept to judge performance.

Patch Set 1 #

Created: 8 years, 10 months ago

Download [raw] [tar.bz2]

	Unified diffs	Side-by-side diffs	Stats (+393 lines, -52 lines)			Patch
M	src/api.cc	View	1 chunk	+1 line, -1 line	0 comments	Download
M	src/arm/assembler-arm.h	View	1 chunk	+3 lines, -0 lines	0 comments	Download
M	src/arm/assembler-arm.cc	View	9 chunks	+41 lines, -3 lines	0 comments	Download
M	src/arm/assembler-arm-inl.h	View	6 chunks	+30 lines, -15 lines	0 comments	Download
M	src/arm/ic-arm.cc	View	2 chunks	+7 lines, -3 lines	0 comments	Download
M	src/arm/lithium-codegen-arm.cc	View	1 chunk	+1 line, -1 line	0 comments	Download
M	src/arm/macro-assembler-arm.h	View	4 chunks	+23 lines, -1 line	0 comments	Download
M	src/arm/macro-assembler-arm.cc	View	6 chunks	+117 lines, -10 lines	0 comments	Download
M	src/arm/stub-cache-arm.cc	View	6 chunks	+13 lines, -6 lines	0 comments	Download
M	src/assembler.h	View	4 chunks	+13 lines, -0 lines	0 comments	Download
M	src/assembler.cc	View	3 chunks	+10 lines, -0 lines	0 comments	Download
M	src/disassembler.cc	View	2 chunks	+2 lines, -0 lines	0 comments	Download
M	src/mark-compact.cc	View	1 chunk	+9 lines, -0 lines	0 comments	Download
M	src/objects.h	View	2 chunks	+7 lines, -0 lines	0 comments	Download
M	src/objects.cc	View	2 chunks	+15 lines, -0 lines	0 comments	Download
M	src/objects-visiting-inl.h	View	2 chunks	+6 lines, -0 lines	0 comments	Download
M	src/platform.h	View	1 chunk	+2 lines, -1 line	0 comments	Download
M	src/platform-linux.cc	View	1 chunk	+4 lines, -2 lines	0 comments	Download
M	src/spaces.h	View	2 chunks	+8 lines, -2 lines	0 comments	Download
M	src/spaces.cc	View	5 chunks	+76 lines, -4 lines	0 comments	Download
M	src/stub-cache.h	View	2 chunks	+5 lines, -3 lines	0 comments	Download